document.write( "Question 909845: two trains leave the city at the same time, one travels north and the other south at 20mph faster. IN 2 hours the trains are 280 miles apart find their rates? \n" ); document.write( "
Algebra.Com's Answer #552052 by ewatrrr(24785)![]() ![]() You can put this solution on YOUR website! r speed of slower train \n" ); document.write( "D = rt \n" ); document.write( "2r + 2(r+20) = 280mi \n" ); document.write( "4r = 240 \n" ); document.write( "r = 60mph, speed of slower train. Faster train, 80mph \n" ); document.write( "And \n" ); document.write( "120mi + 160m = 280mi \n" ); document.write( " |